摘要
介绍了栾木厂金矿削壁充填采矿法底柱回采的人工假底构筑方法，确定了底柱回采的盈亏平衡品位。矿山实践证明，取得了较好的经济效益。
This paper introduces the means of build artificial roof of wastelifting stopping in Luanmuchang Gold Mine. The break - even grade of profits or lossesare determined for recovery of bottom plate, which has gained good economic benefit inpractice.
出处
《有色矿山》
1999年第1期4-5,9,共3页
Nonferrous Mines
关键词
削壁充填采矿法
人工假底
底柱回采
金矿
采矿
Waste lifting stopping, Artificial roof, Break - even grade ofprofits or losses
